@misc{indiciae1d9c29a9a952,
  title = {Rare accessory uraninite in a Sierran granite},
  author = {Snetsinger, K. G. and Polkowski, G.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770060162},
  note = {Source identifier: 19770060162}
}